. >>> vice president joe biden joined the president on his bus tour. and he made his first public comments about his son's health scare. beau biden was treated at a cancer center in houston this week, after experiencing weakness and disorientation. he was released on thursday. but very little has been said about what might be wrong there. speaking in his hometown of scranton on friday, biden assured everyone that beau was doing well. >> i just want you all to know, since so many of you have asked me about my son, not only good to be here. but good at home in delaware. my son, beau's, fine. >> beau biden suffered a stroke in 2010. and vice president biden had surgery for an aneurysm back in 1988. >>> music legend linda ronstadt, making a shocking announcement about her health. in an interview with "art" magazine, the star says she has parkinson's. she was diagnosed eight months ago and is no longer able to sing. >>> a guilty verdict for the army psychiatrist involved in the 2009 shooting rampage at ft. hood. major nidal hasan was convicted by a military